 | Ribeiro, Yuri, Figueiredo e Silva, Rosaline C., Lobato, Lydia M., Lima, Luiz Claudio, Rios, Francisco J., Hagemann, Steffen G., Cliff, John (2015) Fluid inclusion and sulfur and oxygen isotope studies on quartz-carbonate-sulfide veins of the Carvoaria Velha deposit, Córrego do Sítio gold lineament, Quadrilátero Ferrífero, Minas Gerais, Brazil. Ore Geology Reviews, 67. 11-33 doi:10.1016/j.oregeorev.2014.10.032 | Journal (article/letter/editorial) | | gold lineament, Quadrilátero Ferrífero, Minas Gerais, Brazil Yuri Ribeiro a, Rosaline C. Figueiredo e...Hagemann d, John Cliff d a Universidade Federal de Minas Gerais, CPMTC-Instituto de Geociências, Av. Presidente...– MG, Brazil Aurizona Mineração: Avenida dos Holandeses, Ponta do Farol, São Luís – MA, Brazil c Centro...interaction of the fluid with the Córrego do Sítio and Santa Quitéria carbon-bearing metapelitic host units....et al., 2001). Other than gold deposits, such as Pilar (Jaguar, 2012) and the historically banded-iron-formation-hosted |  | | Journal (article/letter/editorial) | | AND POTARITE FROM THE BOM SUCESSO STREAM, MINAS GERAIS, BRAZIL: COMPOSITIONAL ZONING AND ORIGIN MICHAEL...13506-900 Brazil ABSTRACT Platinum–Pd nuggets from the Bom Sucesso stream alluvium, Minas Gerais, Brazil...potarite, botryoidal nuggets, alluvium, Bom Sucesso, Brazil. SOMMAIRE Nous avons caractérisé des pépites alluvionnaires...provenant du ruisseau Bom Sucesso, dans l’état de Minas Gerais, au Brésil, par analyses à la microsonde électronique...occurs uncommonly in placer deposits in Minas Gerais (Brazil), Choco (Colombia), and Guyana in South |  | | Journal (issue) | | the Skarn of Mina Brejui, Rio Grande do Norte, Brazil Alexander U. Falster1 Luizhelio Barreto da Silva... 556 Boa Viagem, 51021-310 Recife, Pernambuco, Brazil • Tungstenite is a relatively rare mineral and...d'Ossola, Italy; Lyangara, Uzbekistan; and the Emma Mine, Little Cottonwood District, Salt Lake Co., Utah...New Orleans, organized a three week fieldtrip to Brazil. The major goal was to study granitic pegmatites...Currais Novos in the State of Rio Grande do Norte, Brazil. The skarn body is presently being mined for its |  | | Journal (article/letter/editorial) | | PRECAMBRIAN IN THE SOUTHERN SERRA DO ESPINHA~O, MINAS GERAIS, BRAZIL A. HOPPE Geologisch-Paliiontologisches...Precambrian in the southern Serra do Espinha~o, Minas Gerais, Brazil. PrecambrianRes, 13: 275--296. Middle Precambrian...tectonics and metamorphism. An Archaean basement (Pre-Minas Supergroup) consists of an older granitic unit and...starts north of the Quadril~tero Ferrffero of Minas Gerais and extends N--S for 1200 km as far as Bahia...Pflug and Renger, 1973): (c) post-Minas, (b) Minas, (a) pre-Minas. Following the recommendations of the |  | | Journal (article/letter/editorial) | | Arehaean and Lower Proterozoic Units in Central Brazil By Jos6 Caruso M. DANNI, tleinhardt A. FvcK and...recognized as Archaean basement rocks in central Brazil: a) High-grade granite-gneiss terrain composed...Geoci~neias, Universidade de Brasilia, 70.910 Brasilia, Brazil. Band 71, Heft 1, 1982, SeRe 291--317 29"[ J...of the Preeambrian basement terrains in central Brazil has allowed the recognition and delimitation of...Porto Nacional in the north of Goi~s to western Minas GerMs, including the granulitized mafic-nltramafic |  | | Book | | MINES AND MINERALS IN BRAZIL --= ··--· ··- ·-·=- MINES AND MINERALS IN BRAZIL J OSIAS LEAO (ECONOMIC...regarding water power and industry of electr·icity in Brazil were specially prepared at the Division of Waters........ 189 SUMMARY OF THE MINERAL RESERVES OF BRAZIL..... . ... ....... . .. 199 STATISTICAL TABLES...practically untouched, the mineral reserves of Brazil have already been a source of wealth to many and...without the discovery of the precious metals in Brazil the existence of the modern economic man would |  | Bogossian, Jessica, Hagemann, Steffen G., Rodrigues, Vinicius G., Lobato, Lydia Maria, Roberts, Malcolm (2020) Hydrothermal alteration and mineralization in the Faina greenstone belt: evidence from the Cascavel and Sertão orogenic gold deposits. Ore Geology Reviews, 119. 103293 doi:10.1016/j.oregeorev.2019.103293 | Journal (article/letter/editorial) | | de Minas Gerais, Avenida Antônio Carlos, n.° 6627, Bairro Pampulha, Belo Horizonte, Minas Gerais, CEP...CEP 31270-901, Brazil 4 Centre for Microscopy, Characterisation and Analysis, University of Western Australia...The Faina greenstone belt is located in central Brazil and contains the Cascavel and Sertão gold deposits...comparable with other orogenic gold systems in Brazil and worldwide. Keywords: Faina greenstone belt...Sertão deposits, hydrothermal alteration, central Brazil 1. Introduction Archean and Paleoproterozoic greenstone |  | | Journal (article/letter/editorial) | | Photographs January-February: Quartz, Brumado, Bahia, Brazil; photo by Harold and Erica Van Pelt. March-April:...Elbaite, Lavra, do Genipapo, Municipio of Itinga, Minas Gerais, Bra zil; photo by Bill Robertson. July-August:...Pelt. September-October: Wire silver, Cobalt Lode mine, Ontario; photo by J . Schekkerman. November-December:...421 Argellite, 188 Arkansas, Stand on Your Head #2 mine cookeite, 318; Magnet Cove eggonite, 114 Arsenopyrite...Massachusetts, M. Ryan, 270 Boulangerite, 190 Brazil, Minas Gerais moraesite, 318 Brookite, 190, 411 Brown |  | | Catalog/List | | sodium and iron California San Benito River, Gem mine Black prismatic xls imbedded in syenite CROSSITE...iron silicate California San Benito County, Gem mine Compact blue-gray mass with natrolite ..... . GRUNERITE...GRUNERITE Basic iron silicate Michigan Champion, Spons mine White-tan fibrous aggregates in magnetite with stilpnomelane...manganese silicate New York Fowler, Arnold Tale mine Lavender prismatic crystalline mass ...... . LB...mass .............. South Dakota Custer, Bull Moose mine Pure white cleavable mass ........... . MM Fl |  | | Journal (article/letter/editorial) | | and occurrences of the CrixaÂs Gold®eld, central Brazil Received: 14 November 1999 / Accepted: 18 February...Gold production in the state of GoiaÂs, central Brazil, began in the 18th century, when the bandeirantes...bandeirantes (Portuguese Far West pioneers of colonial Brazil) recovered gold mostly from alluvial and, locally...BrasõÂ lia, P.O. Box 04421, BrasõÂ lia 70919-970, Brazil E-mail: hjost@tba.com.br did the region became...occurrences of the northern domain of the central Brazil Archean terrain, here referred to as the CrixaÂs |  | | Report (issue) | | hornfels …………………………………………………………………………………………………19 Pilar phyllite member ……………………………………………………………………………………………...tuff ……………………………………………………………………………………………………………52 Santa Fe formation …………………………………………………………………………………………………...statement …………………………………………………………………………………………………….55 Pilar anticline ………………………………………………………………………………………………………...statement …………………………………………………………………………………………………59 Pilar-Vadito tear fault ……………………………………………………………………………………………...course of his operation of the Harding pegmatite mine, a wartime source of tantalum, lithium, and beryllium |  | | Catalog/List | | Back Cover COVER PHOTOGRAPH: _ VANADINITE Apache mine, near Globe, Gila County, Arizona. Sharp hexagonal...... . Fl. Utah Toelle Co., Gold Hill, Gold Hill mine. .50 2.50 Transparent xls on limonite with austinite...fluo rescence under ultraviolet light. The Ojuela mine is one of Mexico's largest producers of beautiful...silicate. Arizona Pima County, Ajo, New Cornelia mine. Sky-blue micro xls and coatings on monzonite ..... Arizona Pima County, Ajo, New Cornelia mine. Sky-blue crystals and masses on and in blue shattuckite |  | | Journal (article/letter/editorial) | | Crust-Mantle Evolution of Archean Crust in Central Brazil Jessica Bogossian *, Anthony I. S. Kemp and Steffen...Abstract: The Goiás Archean Block (GAB) in central Brazil is an important gold district that hosts several...evolution; Goiás Archean Block; central Brazil Central Brazil. Minerals 2021, 11, 944. https://doi.org/10...the only Archean terrane recognized in central Brazil (Figure 1A), was amalgamated into the Neoproterozoic...deposits. These include the worldclass Serra Grande mine, in the Crixás greenstone belt (≤7 Moz Au; AngloGold |  | | Catalog/List | | ...... Utah Toelle County, Gold Hill, Gold Hill mine ~ransparent micro crystals on gossen with minor...silicate Arizona Pima County, Ajo, New Cornelia mine Sky blue micro xls and coatings on monzonite .....Derby mine White xlline lamellar mass with minor lepidolite . Virginia Amelia, Rutherford mine !r2 Lustrous...Lead telluride Colorado Saguache County, Klondike mine Cleavage plates in quartz with pyrite ............AMBLYGONITE Sodium lithium aluminum phosphate Brazil Minas Gerais, Governador Valaderas Single pale yellow |  | Richardson, Stephen V., Kesler, Stephen E., Essene, Eric J., Jones, Lois M. (1986) Origin and geochemistry of the Chapada Cu-Au deposit, Goias, Brazil; a metamorphosed wall-rock porphyry copper deposit. Economic Geology, 81 (8) 1884-1898 doi:10.2113/gsecongeo.81.8.1884 | Journal (article/letter/editorial) | | and Geochemistryof the ChapadaCu-Au Deposit,Goias,Brazil: A MetamorphosedWall-RockPorphyryCopper Deposit...geologicallycomplexPan-Africanmobile belt in centralGoiasstate,Brazil. Mineralizationis hostedlargelyby subhorizontal...smallsizeand Thisreport concernsthe Chapadadepositin Brazil, low grade,but some,suchasthe Mcintyre minein whichwe...son oftheseolderporphyrydeposits to tral Goias,Brazil (S 14o15', E 49ø22'), containsover 0361-0128/86/622/1884-1552...0361-0128/86/622/1884-1552.50 1884 CHAPADACu-AuDEPOSIT,BRAZIL 100 millionmetrictonsof material,averaging0.44 |  | | Report (issue) | | and Ore Deposits of the Itabira District Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL Prepared...and Ore Deposits of the Itabira District Minas Gerais, Brazil By JOHN VAN N. DORR 20 and ALUIZIO LICINIO...GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-C...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation..._____ Thickness and contacts..________________ Minas series ________________________________ Cara§a group |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite |  | | Report (issue) | | for foreign countries, if a given name refers to a mine or deposit, a nearby location or administrative...names may be used to refer to a single deposit or mine. For large deposits or mineralized areas, a 3 single...is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic,...Paulista phosphate deposit in Pernambuco State, Brazil, in Notholt, A.J.G., Sheldon, R.P., and Davidson...adjacente incluindo depósitos minerais: Brasilia, Brazil, Departamento Nacional da Producao Mineral, p. |  | e Silva, Jonas Mota, Ferreira Filho, Cesar Fonseca, Bühn, Bernhard, Dantas, Elton Luiz (2011) Geology, petrology and geochemistry of the “Americano do Brasil” layered intrusion, central Brazil, and its Ni–Cu sulfide deposits. Mineralium Deposita, 46 (1) 57-90 doi:10.1007/s00126-010-0312-9 | Journal (article/letter/editorial) | | “Americano do Brasil” layered intrusion, central Brazil, and its Ni–Cu sulfide deposits Jonas Mota e Silva...during the Brasiliano/Pan-African Orogenic Cycle in Brazil. The medium-sized ABC consists of interlayered...Universidade de Brasília, Brasília, DF 70910-900, Brazil e-mail: cesarf@unb.br J. M. e Silva e-mail: jonas...Synorogenic layered intrusion . Mafic–ultramafic . Brazil . Americano do Brasil Introduction Magmatic Ni–Cu...“Americano do Brasil” Complex (ABC) in central Brazil is hosted by a Neoproterozoic synorogenic mafic– |  | | Journal (article/letter/editorial) | | oxymica associated with sugilite from the Wessels Mine, South Africa: Crystal chemistry and 40Ar-39Ar dating—Edwin...Trapping and mobilization of arsenic and lead in former mine tailings. Environmental conditions effects—A. Courtin-Nomade...dissolution of pyritic sludge from the Aznalcóllar mine (SW Spain)—C. Domènech, J. de Pablo, and C. Ayora...395 The mineralized veins and the impact of old mine workings on the environment at Segura, central Portugal—I...Au-Pd-Pt deposit, Carajás mineral province, northern Brazil— Alexandre Raphael Cabral, Bernd Lehmann, Rogerio |  | | Catalog/List | | 78-79 79 79 79 VANADINITE specimen from the Apache mine, near Globe, Gila County, Arizona GLOBES AND ATLASES...fluo rescence under ultra violet light. The Ojuela mine is one of Mexico's largest producers of beautiful...silicate. Arizona Pima County, Ajo, New Cornelia mine. Sky- blue micro xls and coatings on monzonite .... Arizona Pima County, Ajo, New Cornelia mine. S.ky-bJue crystals and masses on and in blue shattuckite...CLEAVELANDITE California San Diego County, Himalaya mine. White crystalled aggregates; some with quartz, |  | Zaccarini, Federica, Portella, Yuri de M., Bakker, Ronald J., Angeli, Nelson, Garuti, Giorgio, Thalhammer, Oskar A.R. (2012) Electron microprobe and Raman spectroscopic investigation of monazite from chromitites of Cedrolina (Goiás State, Brazil) Neues Jahrbuch für Mineralogie - Abhandlungen Journal of Mineralogy and Geochemistry, 189 (2) 207-215 doi:10.1127/0077-7757/2012/0220 | Journal (article/letter/editorial) | | monazite from chromitites of Cedrolina (Goiás State, Brazil) Federica Zaccarini, Yuri de M. Portella, Ronald...Monazite from chromitites of Cedrolina (Goiás State, Brazil) was investigated by electron microprobe and Raman...has been rarely encountered in chromitites. In Brazil, it was previously reported from chromitites of...chromitite, Cedrolina, Brazil, Raman, electron microprobe, metamorphism, Pilar de Goiás greenstone belt...associated with the Cedrolina chromitites (Goiás, Brazil). We compare the obtained results with those previously |  | | Report (issue) | | Mineral Resources of the Congonhas District Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 290...the Departamento N acional da Produfao Mineral of Brazil under the auspices of the International Cooperation...Mineral Resources of the Congonhas District Minas Gerais, Brazil By PHILIP W. GUILD GEOLOGICAL SURVEY ...Departamento N acional da Produ~ao M,ineral of Brazil under the auspices of the International Cooperation...__________________ _ Iron region of central Minas Gerais _______________ _ Congonhas district_ ________________________ |  | | Journal (article/letter/editorial) | | an Archean-Paleoproterozoic Greenstone Belt in Brazil Yuri de Melo Portella 1,2, * , Federica Zaccarini...Bento Gonçalves, 9500, Porto Alegre, RS 91501-970, Brazil Exploration, Petrobras S.A., Av. República do Chile...Chile, 330, Rio de Janeiro, RJ 20031-170, Brazil Department Angewandte Geowissenshaften und Geophysik...chromitite samples, belonging to the Pilar de Goiás greenstone belt in Brazil. The chromitites display significant...serpentinization; hydrogen; chlorite geothermometry; Pilar de Goiás greenstone belt 1. Introduction The abiotic |  | | Journal (article/letter/editorial) | | the Pilar THE Crixasgold depositwas discoveredin the mid1970s by Mineralsul (INCO Gold, Brazil) as a...estimatedgrade is 10 greenstonebelt, southeastof the town of Pilar de to 12 g/metric ton; the reservesare 7 million...Approximately5 km to the easternportionof the Goiasmassif,Brazil (Figs. the southof the town of Guarinos(Fig. 2)...0361-0128/90/1079/928-1553.00 928 CRIXASAu DEPOSIT,BRAZIL 929 Kuymujian(1981). Figure 3 is a simplifiedgeologic...andKuymujian(1981) and the geologicstaff of Mineralsulin Brazil (1983). The followingdescriptionsof the rock unitsare |
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